The American House Carpenters' and Joiners' Assistant: Being a New and Easy System of Lines, Founded on Geometrical Principles, for Cutting Every Description of Joints, and for Framing the Most Difficult Roofs; to which is Added a Complete Treatise on Mathematical Instruments. Also, Mensuration, Tables of the Weights and Cohesive Strength of the Several Materials Used in the Construction of Buildings, &cD. Burgess, 1853 - 136 σελίδες |
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Σελίδα 16
... consequently , may be termed an entire groin ceiling . This design may be constructed of 1 inch boards . To draw the ribs to an oblong plan , determine first , the height of the ceiling . In this design the groin rib at Fig . 2 , is a ...
... consequently , may be termed an entire groin ceiling . This design may be constructed of 1 inch boards . To draw the ribs to an oblong plan , determine first , the height of the ceiling . In this design the groin rib at Fig . 2 , is a ...
Σελίδα 24
... consequently exerts a greater strain . In a flat truss , therefore , too much caution cannot be used in fitting the joints and choosing good materials . When the spreading of a frame is to be counteracted , it is most effectually done ...
... consequently exerts a greater strain . In a flat truss , therefore , too much caution cannot be used in fitting the joints and choosing good materials . When the spreading of a frame is to be counteracted , it is most effectually done ...
Σελίδα 26
... consequently , a ob , will be the angle to bevel the back of the hips required . 2nd . To find the butt - joint of the purlin against the hip - rafters . Take the purlin , p , at any place in the common rafter , and at right angles with ...
... consequently , a ob , will be the angle to bevel the back of the hips required . 2nd . To find the butt - joint of the purlin against the hip - rafters . Take the purlin , p , at any place in the common rafter , and at right angles with ...
Σελίδα 31
... the same plane of the rafter , DE , and consequently , m ns will be that portion of the roof standing over the plan , mrt ; and the jack - rafters required to form the surface must conform to the figure m ns . The CARPENTRY . 31.
... the same plane of the rafter , DE , and consequently , m ns will be that portion of the roof standing over the plan , mrt ; and the jack - rafters required to form the surface must conform to the figure m ns . The CARPENTRY . 31.
Σελίδα 32
... consequently , sv will be the down bevel for the valley rafters . www , Fig . 5 , is the development of one half of the gable , Fig . 3 , and the angles contained within the lines will be the face cuts of the jack - rafter . The down ...
... consequently , sv will be the down bevel for the valley rafters . www , Fig . 5 , is the development of one half of the gable , Fig . 3 , and the angles contained within the lines will be the face cuts of the jack - rafter . The down ...
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The American House Carpenters' and Joiners' Assistant Lucius D. Gould Περιορισμένη προεπισκόπηση - 2023 |
Συχνά εμφανιζόμενοι όροι και φράσεις
26 Spruce St angle rib beam beam compasses bevel breadth Cast Iron circle circumference colatitude constructed copy cube root cubic feet depth describe the arc diagonal diameter divided draw the lines edge Eighths elevation ellipsis extent will reach Figure floor frame girders given line given number gnomonic projection half hypothenuse inches instrument Invented and Drawn jack-rafters Join joists length in feet limb line of chords line of numbers line of sines Lith 26 Spruce meridian method of finding multiplied nail number of degrees number of equal pencil perpendicular plane Plate polygon primary divisions proportional purlin quadrant quarter girt quotient radius regular polygons represent right angles right line roof rule Rule.-Multiply screw secants sector Shows the method slider sliding soffit square root straight line stroke subdivision tangents thickness transverse distance triangle truss vernier scale weight